1.a 3a+6a=9a

Jawab:

1.a 3a+6a=9a

b. 3p+6q-5p-9q=15p²+6pq-15pq-6q ²=15p²-9pq-6q²

2.a7p+3(4p+5)=7p+12p-15=19p-15

3.a.3(9×5)=27×+15

Penjelasan dengan langkah-langkah:

1.a 3a+6a=9a

b. 3p+6q-5p-9q=15p²+6pq-15pq-6q ²=15p²-9pq-6q²

2.a7p+3(4p+5)=7p+12p-15=19p-15

3.a.3(9×5)=27×+15